<div id="wrapper" class="example-wrapper">
    <div class="example-header">
        <button onclick="openPopup()">Open Columns Tool Panel</button>
        <button onclick="openDrawer()">Open Filters Tool Panel</button>
    </div>
    <div id="myGrid"></div>
</div>

<div id="popup">
    <div class="inner">
        <div><button onclick="closePopup()">Close</button></div>
        <div class="content"></div>
    </div>
</div>

<div id="drawer">
    <div class="inner">
        <div><button onclick="closeDrawer()">Close</button></div>
        <div class="content"></div>
    </div>
</div>
